Found in Electronics Engineering, this sophisticated circuit makes use of components that are still common today. The circuit is connected to the output of the stereo amplifier.
This self-oscillating voltage conversion circuit was found in an American 1980s documentation. The MOSFET...
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We...
This circuit for 12 V x 2.2 W lamps was found in a documentation from the 70's. The circuit uses...